/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineTournamentInterface.h
Register for updates when a tournament has been joined
[FDelegateHandle](API\Runtime\Core\Delegates\FDelegateHandle) AddOnOnlineTournamentTournamentJoined ( const [FOnOnlineTournamentTournamentJoinedDelegate](API\Plugins\OnlineSubsystem\Interfaces\FOnOnlineTournam-) & Delegate )